Tropical Ice Boxes are compiled with the most advanced refrigeration grade Iso and Polyol insulation available to date, the use of the Super Hinge design which is owned by Tropical really upgrades these boxes to a more durable and stronger construction, High Impact U.V stable polyethylene fittings means that they will not perish in harsh Australian conditions, Low marking non slip rubber feet for stability, Large recessed bung for quick drainage and of course the good old practical loop and button catch.